Subject: CMULTIS006-1
Segment: UpperLeg
Modality: Compare MRI and CT



Sphere Fitting - CT STL

	Marker		Radius (mm)	Coordinates [x,y,z] (mm)
	F1		9.49		5.6165, 252.9572, 1617.1654
	F2		9.56		24.9507, 251.7852, 1584.6913
	F3		9.52		-27.9138, 252.1423, 1592.3626
	F4		9.49		75.4226, 191.2526, 1204.3735
	F5		9.50		66.6090, 221.0699, 1223.6509
	F6		9.48		-22.2259, 190.8880, 1197.3381

	Distances between markers
	Marker 1	Marker 2	Distance (mm)
	F1		F2		37.81
	F1		F3		41.71
	F1		F4		423.18
	F1		F5		399.49
	F1		F6		425.30
	F2		F3		53.42
	F2		F4		388.40
	F2		F5		364.73
	F2		F6		394.94
	F3		F4		406.11
	F3		F5		381.90
	F3		F6		399.79
	F4		F5		36.58
	F4		F6		97.90
	F5		F6		97.44

Sphere Fitting - MRI STL

	Marker		Radius (mm)	Coordinates [x,y,z] (mm)
	F1		8.00		5.2942, 253.4245, 1618.3133
	F2		8.13		25.1660, 251.6471, 1586.3170
	F3		8.15		-28.2721, 252.2521, 1593.2803
	F4		7.77		75.3857, 191.3767, 1202.9257
	F5		7.90		67.1560, 220.7285, 1222.0592
	F6		8.32		-22.2706, 190.6665, 1196.6863

	Distances between markers
	Marker 1	Marker 2	Distance (mm)
	F1		F2		37.71
	F1		F3		41.89
	F1		F4		425.80
	F1		F5		402.38
	F1		F6		427.16
	F2		F3		53.89
	F2		F4		391.34
	F2		F5		367.97
	F2		F6		397.22
	F3		F4		408.45
	F3		F5		384.58
	F3		F6		401.39
	F4		F5		35.99
	F4		F6		97.86
	F5		F6		97.70

Differences between CT and MRI registration

Marker 1	Marker 2	Distance Diff			Angle(deg)
F1		F2		0.11 mm [0.28 %]		1.42
F1		F3		-0.17 mm [-0.42 %]		0.53
F1		F4		-2.63 mm [-0.62 %]		0.02
F1		F5		-2.90 mm [-0.73 %]		0.10
F1		F6		-1.86 mm [-0.44 %]		0.08
F2		F3		-0.47 mm [-0.89 %]		0.87
F2		F4		-2.94 mm [-0.76 %]		0.14
F2		F5		-3.24 mm [-0.89 %]		0.01
F2		F6		-2.28 mm [-0.58 %]		0.04
F3		F4		-2.34 mm [-0.58 %]		0.07
F3		F5		-2.68 mm [-0.70 %]		0.05
F3		F6		-1.61 mm [-0.40 %]		0.04
F4		F5		0.59 mm [1.62 %]		0.75
F4		F6		0.04 mm [0.05 %]		0.51
F5		F6		-0.25 mm [-0.26 %]		0.64

Average 			1.61 mm [0.61 %]		0.35
Maximum 			3.24 mm [1.62 %]		1.42